Great Skua vs Parasitic Jaeger

Stercorarius skua compared with Stercorarius parasiticus

Key Differences

• Great Skua is Least Concern while Parasitic Jaeger is Near Threatened.

Taxonomic Classification

Rank	Great Skua	Parasitic Jaeger
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order same	Charadriiformes (Charadriiformes)	Charadriiformes (Charadriiformes)
Family same	Stercorariidae	Stercorariidae
Genus same	Stercorarius	Stercorarius
Species	Stercorarius skua	Stercorarius parasiticus

Evolutionary Relationship

Great Skua and Parasitic Jaeger share a common ancestor at the Genus level: Stercorarius.

Conservation Status

Great Skua

LC — Least Concern

Parasitic Jaeger

NT — Near Threatened

Physical Characteristics

Attribute	Great Skua	Parasitic Jaeger
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Great Skua

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found across Europe (4 countries) and South America (Colombia, Venezuela).

Parasitic Jaeger

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Parasitic Jaeger

Parasitic Jaeger (Stercorarius parasiticus) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.

Shared Countries

Both species can be found in 6 countries:

🇧🇪 Belgium 🇨🇴 Colombia 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden 🇻🇪 Venezuela